1998870982

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{2556101}}^1$

素因数の和:2556143

約数の個数: 16

約数和(自身を含む): 3312708192

約数和(自身を除く): 1313837210

約数列:

[1, 2, 17, 23, 34, 46, 391, 782, 2556101, 5112202, 43453717, 58790323, 86907434, 117580646, 999435491, 1998870982]

約数ペア:

[(1, 1998870982), (2, 999435491), (17, 117580646), (23, 86907434), (34, 58790323), (46, 43453717), (391, 5112202), (782, 2556101)]